From f0cd34357e3a9774693aa1fdcfc9398337917805 Mon Sep 17 00:00:00 2001
From: Mattes D <github@xoft.cz>
Date: Tue, 6 Aug 2019 10:13:18 +0200
Subject: Fixed compilation on VS2019

---
 src/BlockTypeRegistry.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/BlockTypeRegistry.h b/src/BlockTypeRegistry.h
index 3fbcc44c2..2048105df 100644
--- a/src/BlockTypeRegistry.h
+++ b/src/BlockTypeRegistry.h
@@ -5,6 +5,7 @@
 
 
 #include <map>
+#include <functional>
 
 
 
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